class_docstr: Tests sequence handling utilities.
code: def setUp(self):
      current_dir = os.path.dirname(os.path.realpath(__file__))
      self.dataset_file = os.path.join(
          current_dir, "assets/example.fasta"
      )
      self.database_name = "example_db"
      self.data_dir = os.path.join(current_dir, "assets")
  
file_path: deepchem/deepchem/utils/test/test_sequence_utils.py
imports: import unittest
  import os
  import platform
  from deepchem.utils import sequence_utils
label_desc: Use image node_id 1 for calling the TestSeq obj's underlying member method code with example usage: obj.setUp() without return types